3-14
3-1 Servo Drive Specifications
3
Specifications
îš„ Brake Interlock Output
Pin 11: Brake Interlock Output (BKIR)
Function
 The external brake timing signal is output.
 This output is turned ON to release the external brake.
îš„ Warning Output
Pin 12: Warning Output (WARN)
Function
 Pin 12 outputs the warning signal selected in the Warning Output Selection (Pn09).
îš„ Feedback Output
Pin 15: Encoder Phase A+ Output (+A)
Pin 16: Encoder Phase A− Output (−A)
Pin 17: Encoder Phase B− Output (−B)
Pin 18: Encoder Phase B+ Output (+B)
Pin 19: Encoder Phase Z+ Output (+Z)
Pin 20: Encoder Phase Z− Output (−Z)
Function
 This signal outputs encoder pulses according to the Encoder Divider Setting (Pn44).
 Line-driver output (equivalent to RS-422).
 The output logic can be reversed with Encoder Output Direction Switch (Pn45).
îš„ Phase-Z Output
Pin 21: Phase-Z Output (Z)
Pin 14: Ground Common (GND)
Function
 Pin 21 is the open-collector output for the phase-Z signal.
 The encoder phase Z is output.
 One pulse is output for each rotation.
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